Fix visual issue on virtual materials.
sidebar for edit of millstone and work bin folder
Remove deleted files after uploading from the list of IDs sent to the server.
Merge branch 'lessonbin' of github.com:fuzzie360/coursemology.org into lessonbin
Merge branch 'lessonbin' of git://github.com/fuzzie360/coursemology.org into dev/raymoond_dev
Merge branch 'dev/raymoond_dev' of github.com:Coursemology/coursemology.org into dev/raymoond_deploy